Gordevskyy, V.D. and Sysoyeva, Y.A. 2012. Rapidly relaxing solutions of the Boltzmann equation for a gas of hard spheres. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics. 1018 (Nov. 2012), 21-29. DOI:https://doi.org/10.26565/2221-5646-2012-1018-02.